- 1917 - 1917 Edwin Taylor Pollock
- 1917 - 1919 James Harrison Oliver
- 1919 - 1921 Joseph Wallace Oman
- 1921 - 1922 Sumner Ely Wetmore Kittelle
- 1922 - 1923 Henry Hughes Hough
- 1923 - 1925 Philip Williams
- 1925 - 1927 Martin Edwin Trench
- 1927 - 1931 Waldo A. Evans
- 1931 - 1935 Paul Martin Pearson
- 1935 - 1941 Lawrence William Cramer
- 1941 - 1945 Charles Harwood
- 1946 - 1949 William H. Hastie
- 1949 - 1954 Morris Fidanque de Castro
- 1954 - 1955 Archibald A. Alexander
- 1955 - 1958 Walter A. Gordon
- 1958 - 1961 John David Merwin
- 1961 - 1969 Ralph Moses Paiewonsky
- 1969 - 1969 Cyril Emanuel King
- 1969 - 1975 Melvin Herbert Evans (Republican, first elected governor)
- 1975 - 1978 Cyril Emanuel King (ICM)
- 1978 - 1987 Juan Francisco Luis (ICM)
- 1987 - 1995 Alexander Anthony Farrelly (Democrat)
- 1995 - 1999 Roy Lester Schneider (Democrat)
- 1999 - Charles Wesley Turnbull (Democrat)
